Home / 16,120,596.31-22,245,835.57-8,778,268.38

Finding the Fourth Proportional to 16,120,596.31, 22,245,835.57 and 8,778,268.38

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Solution

The fourth proportional to 16,120,596.31, 22,245,835.57 and 8,778,268.38 is: 12,113,690.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,120,596.31 : 22,245,835.57 = 8,778,268.38 : x
  2. Step 2: Convert to fraction form
    16,120,596.31/22,245,835.57 = 8,778,268.38/x
  3. Step 3: Cross multiply
    16,120,596.31x = 22,245,835.57 × 8,778,268.38
  4. Step 4: Simplify right side
    16,120,596.31x = 195,279,915,056,970.97
  5. Step 5: Solve for x
    x = 195,279,915,056,970.97/16,120,596.31
  6. Step 6: Final answer
    x = 12,113,690.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.